.features-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr); /* 改为固定3列 */
    gap: 2rem;
    padding: 2rem;
}
.features-h2 {
    max-width: 1200px;
    margin: 0 auto;
    /*background: #0a4b3e;*/
    /*margin-top: 20px;*/
    padding: 1rem 2rem;
    border-bottom: 2px #FF7F50 solid;
}

.feature-card {
    text-align: center;
    padding: 0.7rem 2rem 2rem 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    background: white;
}
.feature-card img{
    width:293px;
    height:258px;
    border-radius: 10px;
}
.feature-card a{
    color:#000000;
    text-decoration: none;
}

@media (max-width: 768px) {
    .features-grid {
        max-width: 1200px;
        margin: 0 auto;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 2rem;
        padding: 2rem;
    }

    .feature-card {
        text-align: center;
        padding: 2rem;
        border-radius: 10px;
        box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        transition: transform 0.3s ease;
        background: white;
    }

    .feature-card img{
        width:263px;
        height:258px;
        border-radius: 10px;
    }
}